Canales, Jimena2012-04-172011Canales, Jimena. 2011. A science of signals: Einstein, inertia, and the postal system. Inertia. Special Issue. Thresholds 39: 12-25.1091-711Xhttp://nrs.harvard.edu/urn-3:HUL.InstRepos:8588390en-USEinsteintheory of relativitypostal systemsignalsphysicsscienceA Science of Signals: Einstein, Inertia, and the Postal SystemJournal Article2012-04-17